Github user cloud-fan commented on a diff in the pull request: https://github.com/apache/spark/pull/22468#discussion_r238515227 --- Diff: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/Projection.scala --- @@ -166,29 +166,40 @@ object UnsafeProjection } } -/** - * A projection that could turn UnsafeRow into GenericInternalRow --- End diff -- can we keep this comment?
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